410 COMPOSITiE. Mo.NOLopiA. 



148. MONOLOPIA. DC. prodr. 6. p. 74 ; Hook. ic. pil. t. 343 <^ 344. 



Heads many-flowered ; the rays 8-10, pistillate ; the disk-flowers perfect, 

 but apparently sterile. Scales of the cup-shaped involucre 8-10, united 

 below. Receptacle convex or somewhat conical, naked. Disk-corolla with 

 a slender terete tube, and a dilated limb ; the short teeth bearded. Achenia 

 glabrous, destitute of pappus; those of the ray obovoid, slightly obcom- 

 pressed ; of the disk compressed, infertile ?— Annual (Californian) woolly 

 herbs ; with linear-oblong sessile leaves (either opposite or alternate), and 

 solitary heads terminating the branches. Disk and rays yellow. 



1. M. major (DC. ! 1. c.) : lower leaves somewhat toothed, the upper 

 entire ; scales of the involucre strictly in a single series, united almost to the 

 summit ; rays much longer than the disk ; the tube furnished with a small 

 toothed appendage opposite the ligule ; receptacle nearly conical. — Hook. ! 

 ic. pi. t. 344, 8f hot. Beechey, supi^l. p. 359, Sf hot. mag. t. 3839. Hologymne 

 Douglasii, Fisch., Mey. SfLall. ind. 8. hort. St. Petersb. (1841) _p. 64. 



California, Douglas ! — A foot high. Heads showy. 



2. M. minor (DC ! 1. c.) : leaves sparingly lobed ; the lobes linear ; scales 

 of the involucre somewhat in 2 series, united only at the base ; rays short ; 

 receptacle convex. — Hook. ! ic. pi. t. 343, c^ hot. Beechey, I. c. 



California, Douglas ! — Plant 4 or 5 inches high. Tube of the disk-corolla 

 hirsute. 



149. COINOGYNE. Less, in Linnaa, 6. p. 521, t. 6 ; DC. prodr. 6.p. 42. 



Heads many-flowered ; the rays several, small, pistillate ; the disk-flowers 

 tubular, glabrous, 5-toothed. Scales of the involucre few, imbricated, un- 

 equal, somewhat fleshy, very obtuse ; the outermost short and rounded. 

 Receptacle conical, naked. Branches of the style in the disk-flowers tipped 

 with a short cone, nearly as in Tagetes. Achenia of the ray and disk similar, 

 oblong, glabrous, many-ribbed, destitute of pappus. — A low perennial herb ; 

 with ascending stems, terminated by solitary rather large heads, and fleshy 

 ligulate and entire opposite leaves ; their tapering bases connate in a short 

 sheath. Flowers yellow? 



C. carnosa (Less. ! 1. c). — Hook. Sf Am. hot. Beechey, p. 150. 

 California, Chamisso! Capt. Beechey. — Stems about 4 inches in length. 

 Leaves half an inch to an inch long, 1-2 lines wide. 



150. VENEGASIA. DC prodr. 6. p. 43. 



Heads many-flowered ; the rays numerous (15), pistillate. Scales of the 

 carapanulate involucre imbricated in several series ; the 5 exterior cordate, 

 acutish, foliaceous; the intermediate 10 ovate-orbicular, very obtuse, some- 

 what colored ; the innermost (about 15) small and chaffy, lanceolate or ob- 

 long. Receptacle flat, naked. Tube of the corolla glandular, larger than 

 the ovary. Branches of the style terminated by an obscure cone. Achenia 



